Force = µo/2πI1I2/r ... µo=permeability of free space= 4πE-7, I1=1.25a and I2= 3.5a, r = .025m thus Force = 350E-7 Newtons/meter. and the wires repel each other.
Kat S.
asked • 11/26/23Parallel Wires Question Physics
Two long, parallel wires separated by 2.50 cm carry in opposite directions. The current in on wire is 1.25 A, and the current in the other is 3.50 A.
(a) Find the magnitude of the force per unit length that one wire exerts on the other.
(b) Is the force attractive or repulsive?
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